Search a number
-
+
30002300231231 = 299371104121747
BaseRepresentation
bin1101101001001011101000…
…11100101001111000111111
310221020012011212222121112102
412310211310130221320333
512413024202324344411
6143450511053055315
76214410653132546
oct664456434517077
9127205155877472
1030002300231231
1196179a435a8a9
12344679178753b
131398287b65713
1475a194a7915d
15370666be3d3b
hex1b4974729e3f

30002300231231 has 8 divisors (see below), whose sum is σ = 31069985988720. Its totient is φ = 28936822719168.

The previous prime is 30002300231209. The next prime is 30002300231287. The reversal of 30002300231231 is 13213200320003.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 30002300231231 - 214 = 30002300214847 is a prime.

It is a super-3 number, since 3×300023002312313 (a number of 41 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (30002300231291) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 552033701 + ... + 552088046.

It is an arithmetic number, because the mean of its divisors is an integer number (3883748248590).

Almost surely, 230002300231231 is an apocalyptic number.

30002300231231 is a deficient number, since it is larger than the sum of its proper divisors (1067685757489).

30002300231231 is a wasteful number, since it uses less digits than its factorization.

30002300231231 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1104122713.

The product of its (nonzero) digits is 648, while the sum is 20.

Adding to 30002300231231 its reverse (13213200320003), we get a palindrome (43215500551234).

The spelling of 30002300231231 in words is "thirty trillion, two billion, three hundred million, two hundred thirty-one thousand, two hundred thirty-one".

Divisors: 1 29 937 27173 1104121747 32019530663 1034562076939 30002300231231